on-restart-benchmarks/software/minizinc/tests/spec/unit/optional/test_bug_456.mzn

/***
!Test
check_against: []
expected:
- !FlatZinc 'test_bug_456.fzn'
extra_files: []
markers: []
name: ''
options:
  all_solutions: false
solvers: [gecode]
type: compile
***/

var opt 0..infinity: dummy;